Tests for "gf" on ${VAR}

STARTTEST
:so small.vim
:if has("ebcdic")
: set isfname=@,240-249,/,.,-,_,+,,,$,:,~,{,}
:else
: set isfname=@,48-57,/,.,-,_,+,,,$,:,~,{,}
:endif
:if has("unix")
:let $CDIR = "."
/CDIR
:else
:if has("amiga")
:let $TDIR = "/testdir"
:else
:let $TDIR = "."
:endif
/TDIR
:endif
gf
:w! test.out
:qa!
ENDTEST

	${CDIR}/test17a.in
	$TDIR/test17a.in